Fix secure element key error handling
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
diff --git a/ChangeLog.d/fix-secure-element-key-creation.txt b/ChangeLog.d/fix-secure-element-key-creation.txt
new file mode 100644
index 0000000..23a46c0
--- /dev/null
+++ b/ChangeLog.d/fix-secure-element-key-creation.txt
@@ -0,0 +1,5 @@
+Bugfix
+ * Fix error handling when creating a key in a dynamic secure element
+ (feature enabled by MBEDTLS_PSA_CRYPTO_SE_C). In a low memory condition,
+ the creation could return PSA_SUCCESS but using or destroying the key
+ would not work. Fixes #8537.
diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 533ded6..ae35efc 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -1710,6 +1710,9 @@
status = psa_copy_key_material_into_slot(
slot, (uint8_t *) (&slot_number), sizeof(slot_number));
+ if (status != PSA_SUCCESS) {
+ return status;
+ }
}
if (*p_drv == NULL && method == PSA_KEY_CREATION_REGISTER) {